Comparison

AMERICAN TOWER CORP /MA/ (AMT) vs DIGITAL REALTY TRUST, INC. (DLR)

The same filed metrics for both companies, side by side.

What each names as a risk in its own annual report, how each is priced against its own history, and the tracked managers whose latest 13F reports a position in both.

Financials

AMT

AMERICAN TOWER CORP /MA/

REIT—Specialty

Revenue, FY25: $10.64B
Net income: $2.63B
Operating cash flow: $5.46B
Free cash flow: -
Net margin: 24.69%
Operating margin: 45.52%
Gross margin: -

DLR

DIGITAL REALTY TRUST, INC.

REIT—Specialty

Revenue, FY25: $6.11B
Net income: $1.31B
Operating cash flow: $2.41B
Free cash flow: -
Net margin: 21.41%
Operating margin: 10.77%
Gross margin: -

Head-to-head

Filed growth, quality and valuation, read against each company’s own history rather than against the other side.

Metric	AMT	DLR
Revenue growth, latest filed year	+5.11%	+10.04%
Piotroski F-score	6 of 8	5 of 6
P/E against its own history	56.53% below	32.26% below

What each says it is exposed to

From Item 1A of each company’s most recent 10-K.

AMT

Debt covenants
Inflation
Currency moves
Tax
Cybersecurity
Goodwill impairment

And 13 more.

DLR

Debt covenants
Real estate
Interest rates
Tax
Cybersecurity
Inflation

And 19 more.

Tracked managers holding both

Joel Greenblatt Gotham Asset Management 0.10% · 0.12%
Baillie Gifford Baillie Gifford & Co 0.01% · 0.01%

Updated Sep 14, 2026 · the newer of the two companies' filings